81062000

素因数分解:

$2^4\times 5^3\times {\mathrm{40531}}^1$

素因数の和:40554

約数の個数: 40

約数和(自身を含む): 196012752

約数和(自身を除く): 114950752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 40531, 81062, 162124, 202655, 324248, 405310, 648496, 810620, 1013275, 1621240, 2026550, 3242480, 4053100, 5066375, 8106200, 10132750, 16212400, 20265500, 40531000, 81062000]

約数ペア:

[(1, 81062000), (2, 40531000), (4, 20265500), (5, 16212400), (8, 10132750), (10, 8106200), (16, 5066375), (20, 4053100), (25, 3242480), (40, 2026550), (50, 1621240), (80, 1013275), (100, 810620), (125, 648496), (200, 405310), (250, 324248), (400, 202655), (500, 162124), (1000, 81062), (2000, 40531)]